CCTV Security Camera News in Da Nang Vietnam

Archive for the ‘Security DVR’ category

Smart Search DVR

The smart search feature on a security dvr, will you to skip over video that has motionless areas to get to the surveillance video you want to review. This is a great feature, especially if you record at real-time and have more than 4 security cameras. If you do the math, you are looking at 4 x 30 frames […]

Real Time Recording DVRs

Real Time Recording is simply a security DVR that displays and records at 30 frames per second per channel of security. Audio is also recorded in real-time. The purpose of recording in real-time is to have the smoothest picture. In security, you cannot afford to have glitchy, unclear, video. For 4 channel DVRs, you have 120 fps total. […]

Network DVR

Network DVRs display the video surveillance system feed from the DVR over an IP address so it is viewable over the Internet and accessible through a browser like internet explorer, mozilla firefox, apple safari, or google chrome. Every stationary DVR we sell is internet ready (mobile DVRs and “hidden” DVRs may not always be network dvrs).


MJPEG compression is part of the Movie Image Experts Group. It was invented many years ago around 1997 and 1998 and now compared to MPEG-4 and H.264 video codecs, it is really low quality. There is still however, great demand for these units. They offer an entry level for many end-users on a tight or low budget. We never […]


PEG-4 DVRs is technology that is inferior to H.264. Although MPEG-4 DVRs are a big step up from MJPEG DVRs they are vastly inferior to H.264 DVRs. MPEG-4 compression is controlled by software rather than hardware. Most of that process is all done by signal digitizing. Although MPEG-4 compression stems from the same technology as H.264 DVRS, we […]

H.264 DVRs

H.264 DVRs right now offer the highest resolution recording and display on the CCTV market. H.264 compression is hardware compressed. All the light a CCTV camera takes is digitized and compressed so only the smoothest picture is displayed and then recorded. MPEG-4 DVRS compress through codecs. This is a more advance than MJPEG but is still substandard to H.264 compression. About H.264 Digital Video […]

Backup DVR

If you have developed a CCTV application or if you are planning on developing a CCTV surveillance system, then you will want to think about building a back-up system. Depending on how big your current system is, you will want to make this investment as you grow your CCTV system. For surveillance systems that have […]